Messier 71 – Open Cluster in Sagitta

  • Description: - Globular Cluster in Sagitta. A nice globular cluster at 8.2 magnitude and 7.2 arc minutes in size. Estimated to be young at 9-10By and 13kly (4.0 kpc) away.

  • Camera: SBIG STT-8300M @ -35C Sensor Temperature

  • Filter: Baader RGB

  • Scope: Astro-Physics 92 Stowaway with 92FF yielding 644mm focal length at f/7

  • Guiding: SBIG FW8G

  • Exposure: 7 x 5 minutes each colour for 105 minutes total exposure time.

  • Location: near Cayley, Alberta under Bortle 4 skies (20.96mpsas towards target)

  • Date: 2023-10-08, at +9C and 66%Rh

  • Processed in PixInsight with RCAstro tools.

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